(Q34778358)
Statements
1 reference
Anticholinergics in the treatment of chronic obstructive pulmonary disease (English)
1 reference
Tobias Welte
1 reference
Roland Buhl
1 reference
Kai-Michael Beeh
1 reference
1 January 2002
1 reference
1 reference
69
1 reference
4
1 reference
372-379
1 reference
Identifiers
1 reference
1 reference